Ka kīīa he raraunga matarua ēnei momo raraunga nā te mea e rua ngā taurangi (ko te tangata me tōna tāroaroa). Ko te kauwhata pou tētahi o ngā whakaari raraunga hei whakaatu i ngā raraunga matarua, e kitea ai te pānga o tētahi taurangi ki tētahi (TRP 2010:227). / These types of data are called bivariate data because there are two variables (the person and her/his height). The bar graph is one of the data displays to show bivariate data whereby the relationship of one variable to another can be seen.

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